8-channel Isolated Current Analog Input Module. Communicable over RS-485 and Modbus RTU. Input types include 0-20 mA and 4-20 mA, supports operating temperatures from -25°C ~ +75°C

tM-AD8C

8-channel Isolated Current Analog Input Module. Communicable over RS-485 and Modbus RTU. Input types include 0-20 mA and 4-20 mA, supports operating temperatures from -25°C ~ +75°C

  Price:  $219.00  

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Features

tM-AD8 PINBThe tM-AD8 is an current input module that includes 8 single-ended analog input channels and provides a programmable input range on all analog inputs (0 ~ 20 mA, 4 ~ 20 mA). The sampling rate of the tM-AD8 is adjustable and is available in either fast or normal mode and It also provides 4 KV ESD protection as well as 2500 Vrms intra-module isolation.

Features

  • 8-channel Single-ended Inputs
  • Current Inputs
  • Resolution: 14/12 bits
  • Adjustable Sampling Rate
  • 4 kV ESD and EFT Protecton
  • 3 kV Surge Protection
  • Dual Watchdog
  • 2500 VDC Intra-module Isolation
  • Cost-effective
  • Wide Operating Temperature Range: -25 °C ~ +75 °C

Applications

  • Industrial Automation
  • Industrial Machinery
  • Building Automation
  • Food and Beverage Systems
  • Semiconductor Fabrication
  • Control Systems

 

Specifications

Analog Input

Input Channels

8 Single-ended

Type

0 ~ 20 mA, 4 ~ 20 mA

Resolution

Resolution

14-bit

Fast Mode

12-bit

Sampling Rate

Normal Mode

10 Hz total

Fast Mode

200 Hz total

Accuracy

Normal Mode

+/-0.1%

Fast Mode

+/-0.5%

Zero Drift

+/- 20 μV/°C

Span Drift

+/- 25 ppm/°C

Input Impedance

125 M

Communication

Interface

RS-485

Format

(N, 8, 1), (N, 8, 2), (O, 8, 1), (E, 8, 1)

Baud Rate

1200 ~ 115200 bps

Protocol

DCON, Modbus/RTU, Modbus/ASCII

Dual Watchdog

Yes, Module (2.3 seconds), Communication (Programmable)

LED Indicators

Power

1 LED as Power Indicator

Isolation

Intra-module Isolation, Field-to-Logic

2500 VDC

EMS Protection

ESD (IEC 61000-4-2)

+/4 kV Contact for Each Terminal
±8 kV Air for Random Point

EFT (IEC 61000-4-4)

+/-4 kV for Power

Surge (IEC 61000-4-5)

+/-3 kV for Power

Power Requirements

Reverse Polarity Protection

Yes

Powered from Terminal Block

Yes, 10 ~ 30 VDC

Consumption

0.6 W Max.

Mechanical

Dimensions (W x L x H)

52 mm x 98 mm x 27 mm

Installation

DIN-Rail Mounting

Environment

Operating Temperature

-25°C ~ +75°C

Storage Temperature

-30°C ~ +75°C

Humidity

10 ~ 95% RH, Non-condensing

References and Support

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